28953280

素因数分解:

$2^6\times 5^1\times {\mathrm{173}}^1\times {\mathrm{523}}^1$

素因数の和:713

約数の個数: 56

約数和(自身を含む): 69476112

約数和(自身を除く): 40522832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 173, 320, 346, 523, 692, 865, 1046, 1384, 1730, 2092, 2615, 2768, 3460, 4184, 5230, 5536, 6920, 8368, 10460, 11072, 13840, 16736, 20920, 27680, 33472, 41840, 55360, 83680, 90479, 167360, 180958, 361916, 452395, 723832, 904790, 1447664, 1809580, 2895328, 3619160, 5790656, 7238320, 14476640, 28953280]

約数ペア:

[(1, 28953280), (2, 14476640), (4, 7238320), (5, 5790656), (8, 3619160), (10, 2895328), (16, 1809580), (20, 1447664), (32, 904790), (40, 723832), (64, 452395), (80, 361916), (160, 180958), (173, 167360), (320, 90479), (346, 83680), (523, 55360), (692, 41840), (865, 33472), (1046, 27680), (1384, 20920), (1730, 16736), (2092, 13840), (2615, 11072), (2768, 10460), (3460, 8368), (4184, 6920), (5230, 5536)]